one wonders if the nature of this crime and the age of the victims might create the debate in washington that could push legislation along. >> it's possible, but many people thought that would happen after the shootings in aurora, colorado, this summer, after congresswoman gabrielle giffords was shot along with so many others. more than a year ago. but that didn't happen. in fact, congressional leaders today and the president were so reluctant to bring up this issue that their aides said today was not the day to discuss it. that infuriated gun control advocates, scott, who said if today isn't the day, what is? >> pelley: nancy, thanks very much. today's shooting in connecticut is painfully familiar to people today's shooting in connecticut is painfully familiar to people in little ton, colorado.,,,,,,,, >> >> pelley: one of the parents of a sand ree hook, elementary student said today that he always thought newtown, connecticut, was the safest place in america. folks in littleton, colorado, once thought the same about their town. until the shooting at columbine. 13 years later, barry pet